import java.util.Date;
import java.util.function.Consumer;

/**
 * @Auther: tianchao
 * @Date: 2021/9/16 22:45
 * @Description:
 */
public class HelloWorld {
    public static void main(String[] args) {
        Consumer<String> c= System.out::println;
        c.accept("hello world");
    }
}

